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H50/150 SMART SERIES

WATER CHILLERS

USER MANUAL

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Summary of Contents for H150 Series

Page 1: ...H50 150 SMART SERIES WATER CHILLERS USER MANUAL ...

Page 2: ... invite you to read carefully this user manual and to keep it close to the instrument for convenient and fast consulting For any possible clarification or any request for assistance please contact either our local Representative or LabTech Srl Via Fatebenefratelli 1 5 24010 Sorisole BG Italy Tel 39 035 576614 Fax 39 035 4729414 Website www labtechsrl com E mail marketing labtechsrl com ...

Page 3: ...UMBING REQUIREMENTS 14 3 4 FLUIDS 15 4 OPERATION PROCEDURE 16 4 1 LCD CONTROLLER 16 4 2 TOUCH CONTROLLER 17 4 2 1 MAIN INTERFACE 17 4 2 2 MAIN MENU 18 4 2 3 ALARMS 20 4 2 4 START UP SHUT DOWN 22 4 2 5 PRESSURE REGULATION VALVE OF SMART H150 22 5 MAINTENANCE 24 5 1 RESERVOIR CLEANING 24 5 2 CONDENSER CLEANING 24 5 3 FILTER REPLACEMENT 24 6 TROUBLE SHOOTING 25 ...

Page 4: ...ation contained in this document may be the object of patent applications by LABTECH The possession of this document does not confer any license rights in and to such patents The following names are LABTECH trademarks throughout the world LABTECH H50 500 Smart H150 1000 Smart H150 1500 Smart H150 2100 Smart H150 3000 H150 5000 H150 7000 H150 9000 All Reproduction Rights Reserved ...

Page 5: ...e following keys FRONT VIEW The front panel consists of the following parts Actual Temperature Alarm Cooling Indication Working State Indication Setpoint Temperature Value Increase Backlight On Off Value Decrease WL Low Liquid Level Alarm Control Panel Pressure Gauge Lateral Air Flow Power Switch ...

Page 6: ...ulating pump a reservoir and a microprocessor temperature controller Technical specification Model H50 500 115V H50 500 DF Temp control range 5 35 Temp control mode PID Cooling mode Compressor cooling Temp stability 0 3 Refrigerant R134A Cooling capacity W 500W 25 Pump capacity 3L min 10psi Reservoir volume 1 8L Pressure 1Bar Weight 28Kg Dimension LxWxHmm 480 250 500mm NOTE the value of temperatur...

Page 7: ...H50 150 Smart User Manual 7 SMART H150 CONTROL PANEL Touch controller H150 Series FRONT VIEW Temperature Controller Liquid Level Indicator ...

Page 8: ...H50 150 Smart User Manual 8 REAR VIEW Liquid Supply Connection Liquid Return Connection Pressure Regulation Valve Liquid Drain Electrical Socket Fuse holder ...

Page 9: ...in Reservoir volume 2 2L 2 2L 3 5L 3 5L 3 5L 3 5L Recirculating pump PR4 PR4 PR4 PRG8 PRG8 PRG8 Weight 56Kg 56Kg 72Kg 80Kg 80Kg 85Kg Dimension LxWxHmm 560x360x590 650x385x625 740x460x700 NOTE the value of temperature stability is tested in standard operating mode Model H150 5000N H150 7000N H150 9000N Temp control range 8 35 Temp control mode PID Cooling mode Compressor cooling Refrigerant R404A T...

Page 10: ...H50 150 Smart User Manual 10 MAGNETIC PRG PR SERIES PUMP CAPACITY ...

Page 11: ...l circuit parts in order to avoid a short circuit or open circuit Fire safety Numerous reagents are flammable and explosive When the solvent vapor concentration reaches a certain level it would be flammable and could cause fire The instrument should be kept away from the sources of ignition and high temperature places If there is solvent pungent smell carefully check whether there is gas or liquid...

Page 12: ... the manufacturer s warranty Transport the unit with care Inclination angle must be less than 60 degrees otherwise the refrigeration system could be damaged Sudden jolts or drops can damage the refrigeration system Pay attention to all warning labels and never remove them Never operate a damaged or leaking equipment Never operate the unit without the cooling fluid in the reservoir Always turn off ...

Page 13: ...front of the unit and discharged through the rear and side panels The unit must be properly positioned so that the intake and discharge are not impeded A minimum clearance of 1 meter nearly 3 feet on all vented sides is necessary for adequate ventilation Inadequate ventilation will cause a reduction in cooling capacity and in extreme cases compressor failure Excessively dusty areas should be avoid...

Page 14: ...UPPLY and RETURN Remove the plastic protective caps from both plumbing connections Install the barbed adapters to these connections Connect the fitting SUPPLY to the hose feeding the inlet of your application Connect the fitting RETURN to the hose from the outlet of your application Clamp all Unit Voltage V Frequency Hz Phases Circuit Capacity A Fuse IP Degree Power consumption W Dissipated heat l...

Page 15: ...ooled as short as possible Tubing should be straight and without bends If diameter reductions must be made they should be made on the inlet and outlet of the instrument to be cooled not on the chiller When fittings have to be changed or the chiller is not used for a long period be sure to drain all liquid out of the unit Shut down the unit at first then put a cup on the ground and disconnect the f...

Page 16: ... than the setpoint temperature The refrigeration system will stop automatically Alarm code H A will be displayed and the buzzer alarm sound when the temperature is overshoot and 5 or more higher than the setpoint temperature The refrigeration system will stop automatically Switch off the chiller and restart it B Water level alarm When the water level is lower than the limit the water level indicat...

Page 17: ...them e Running Alarm status shows the unit status between Running and Alarm Available alarms Temperature Over range Liquid Level Gas Pressure Liquid Pressure Flow Rate Self Testing High Temperature Low Temperature Running mode indicates the unit is working properly f Running time partial running time from the unit switch ON When the unit is switched OFF the timer is reset Maximum time period 10 00...

Page 18: ... confirm the new value touch OK button c Parameter Range parameter setting range d Numeric Keypad keypad can only be used when the value area is activated yellow For negative values touch the button in advance Once the new value is displayed press OK to confirm numbers will become white Touch ESC button to cancel modifications and display the default value Touch DEL button to delete the last digit...

Page 19: ...value Alarm is selected 20 0 HTL C HDev High deviation value of temperature Active when the Temperature deviation value Alarm is selected 0 0 35 0 C LDev Low deviation value of temperature Active when the Temperature deviation value Alarm is selected 35 0 0 0 C TempLimit High High temperature range value 20 0 70 0 C Low Low temperature range value 20 0 High C LiquidPressure Setpoint Liquid pressur...

Page 20: ...he factory setting Any malfunction due to improper setting is not covered by the warranty 4 2 3 ALARMS a TEMPERATURE ALARM Temperature Over range Alarm alarm code is shown and the buzzer alarm sounds when the temperature measured in the liquid tank is lower than the low temperature limit or higher than the high temperature limit or the PT100 temperature sensor is open circuit short circuit The con...

Page 21: ...ue of temperature Low deviation value LDev the buzzer alarm sounds and a warning alarm is shown to indicate over cooling HDev and LDev can be set in the PARAMSET TAlarm window The controller automatically shuts down the solenoid valve to stop liquid cooling Note 1 Switch OFF and ON the chiller to restart the normal unit working state after an alarm was activated 2 The Temperature Deviation Value A...

Page 22: ...re than 5 seconds When the Water Flow Rate Analogy Amount alarm is activated the touch controller shows flow rate abnormal alarm and the buzzer sounds if the flow sensor detects a flow rate higher than set value high limit value or lower than set value low limit value The unit turns back to normal state once the proper liquid level in the tank is reached Note the buzzer can be stopped by pressing ...

Page 23: ... the circular regulation valve opening on the rear of the unit Turn the threaded stem fully counterclockwise If the unit is not connected to the instrument to be cooled install a loop of hose equipped with a shut off valve between the supply and return fittings Turn the unit on Use the pressure gauge to see the regulation valve setting Turn the threaded stem valve clockwise Continue until the gaug...

Page 24: ...the cup and disconnect the fitting on the chiller Before positioning the unit in the storage be sure the drain tap is closed 5 2 CONDENSER CLEANING For proper operation the unit needs to pull a substantial amount of air through a condenser A buildup of dust or debris on the fins of the condenser will lead to a loss of cooling capacity The lower front of the unit has a one piece grid assembly Gentl...

Page 25: ...Check the pressure gauge adjust the relief valve as necessary 6 3 INADEQUATE TEMPERATURE CONTROL Verify the setpoint If the temperature continues to rise make sure the instrument to be cooled heat load does not exceed the rated specification Make sure the air intake and discharge are not impeded and the ambient temperature does not exceed 35 Make sure the condenser is free of dust and debris 6 4 L...

Page 26: ...H50 150 Smart User Manual 26 7 FLOW CHART ...

Page 27: ...dinators who are ready to quickly assist customers with answers and solutions to service needs and application questions For any possible clarification or any request for assistance please contact either our local Representative or LabTech Srl Via Fatebenefratelli 1 5 24010 Sorisole BG Italy Tel 39 035 576614 Fax 39 035 4729414 Website www labtechsrl com E mail service labtechsrl com ...

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